/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.ignite.internal.processors.job;

import java.util.EventListener;

/**
 * Job hold listener to notify job processor on {@code hold}
 * state change.
 */
interface GridJobHoldListener extends EventListener {
    /**
     * @param worker Held job worker.
     * @return {@code True} if worker has been held.
     */
    public boolean onHeld(GridJobWorker worker);

    /**
     * @param worker Unheld job worker.
     * @return {@code True} if worker has been unheld.
     */
    public boolean onUnheld(GridJobWorker worker);
}
